<?php
/*
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the LGPL. For more information, see
 * <http://www.doctrine-project.org>.
 */

namespace Doctrine\ORM;

/**
 * Represents a native SQL query.
 *
 * @author Roman Borschel <roman@code-factory.org>
 * @since 2.0
 */
final class NativeQuery extends AbstractQuery {
	private $_sql;
	
	/**
	 * Sets the SQL of the query.
	 *
	 * @param string $sql
	 * @return NativeQuery This query instance.
	 */
	public function setSQL($sql) {
		$this->_sql = $sql;
		return $this;
	}
	
	/**
	 * Gets the SQL query.
	 *
	 * @return mixed The built SQL query or an array of all SQL queries.
	 * @override
	 */
	public function getSQL() {
		return $this->_sql;
	}
	
	/**
	 * {@inheritdoc}
	 */
	protected function _doExecute() {
		$stmt = $this->_em->getConnection()->prepare( $this->_sql );
		$params = $this->_params;
		foreach( $params as $key => $value ) {
			if( isset( $this->_paramTypes[$key] ) ) {
				$stmt->bindValue( $key, $value, $this->_paramTypes[$key] );
			} else {
				$stmt->bindValue( $key, $value );
			}
		}
		$stmt->execute();
		
		return $stmt;
	}
}